/*
 * Copyright 2004-2014 ICEsoft Technologies Canada Corp.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the
 * License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an "AS
 * IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
 * express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.icepush.jsp.tags;

import javax.servlet.jsp.tagext.TagSupport;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.jsp.JspException;

import org.icepush.PushContext;

public class PushTag extends TagSupport {

	protected String group;

	public int doStartTag() throws JspException {

		final PushContext pc = PushContext.getInstance(pageContext
				.getServletContext());
		if (pc == null) {
			throw (new JspException(
					"PushContext not available in PushTag.doStartTag()"));
		}
		pc.push(group);

		return SKIP_BODY;
	}

	public void release() {
		group = null;
	}

	public String getGroup() {
		return group;
	}

	public void setGroup(String grp) {
		this.group = grp;
	}
}
